Simply plug into the earphone jack of your smart phone. Free Android and iPhone apps display ambient relative humidity, temperature, wet bulb, dew point as well as minimums and
maximums. The App also enables you to log and graph all of the above data as well as attach a photo of the location with RH, Temperature along with GPS coordinates displayed directly
onto the image. Set multiple audible and visible, Hi-Lo alarms on both parameters. Send both record-stamped photos and Excel-formatted data via email or other media options.
No battery required.

Sper Scientific warrants this product against defects in materials and workmanship for a the stated period from the date of purchase, and agrees to repair or replace any defective unit without charge. If your model has since been discontinued, an equivalent Sper Scientific product will be substituted if available. This warranty does not cover probes, batteries, or damage resulting from accident, misuse, or abuse.
Opening the meter to expose its electronics will break the waterproof seal and void the warranty.